# Mewtwo [Inverted Stamp Error] #3 price

The Mewtwo [Inverted Stamp Error] #3 Pokémon Promo Card is valued at $1260 used based on the catalog data provided [1]. This specific error card is highly sought after, and its value is driven by its rarity and the unique printing error. You can compare this sold value against the current live asking prices shown for this item on the screen to determine if it's currently priced fairly.

## Items referenced

| Item | Used | New | Page | Sold comps |
| --- | --- | --- | --- | --- |
| Mewtwo [Inverted Stamp Error] #3 — Pokémon Promo Card Value | $1260 | — | [view](https://junkpal.ai/products/mewtwo-inverted-stamp-error-3-pokemon-promo-card) | [eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DMewtwo%2520%255BInverted%2520Stamp%2520Error%255D%2520%25233%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-answer-sold&p=md-answer-sold) |

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_Updated 2026-07-18._

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Source: [https://junkpal.ai/answers/mewtwo-inverted-stamp-error-3-price](https://junkpal.ai/answers/mewtwo-inverted-stamp-error-3-price) · JunkPal price guide (junkpal.ai)
Values are medians of real closed eBay sales — estimates for reference, not offers or appraisals.
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